manually merge the work made by pull request #1491 on master branch#1554

Merged

lovepoem merged 3 commits intoapache:masterfrom beiwei30:dubbo-7

Apr 5, 2018

Commits on Mar 20, 2018

Manually merge pull request #1486 , to make travis ci and codecov work after apache incubator transition.
chickenlj
committed

Commits on Apr 4, 2018

update pom license, scm, maillists, issuemanagement, add DISCLAIMER (#1491 )

jerrick-zhu
authored and
beiwei30
committed
Merge remote-tracking branch 'upstream/2.5.x' into dubbo-7
beiwei30
committed